Arbitrarily primed polymerase chain reaction-based identification of dystrophic onychomycosis

Background and Objective: Onychomycosis is a fungal infection of the nails; when caused by dermatophytes, it is called as Tinea unguium. The aim was to explicate the utility of arbitrarily primed polymerase chain reaction (AP-PCR) to augment the early and accurate clinical diagnosis of dystrophic on...

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Main Authors: Sandeep Kaur, Anu Gupta, Prabhjot Kaur Gill
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2020-01-01
Series:Archives of Medicine and Health Sciences
Subjects:
Online Access:http://www.amhsjournal.org/article.asp?issn=2321-4848;year=2020;volume=8;issue=1;spage=47;epage=52;aulast=Kaur
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author Sandeep Kaur
Anu Gupta
Prabhjot Kaur Gill
author_facet Sandeep Kaur
Anu Gupta
Prabhjot Kaur Gill
author_sort Sandeep Kaur
collection DOAJ
description Background and Objective: Onychomycosis is a fungal infection of the nails; when caused by dermatophytes, it is called as Tinea unguium. The aim was to explicate the utility of arbitrarily primed polymerase chain reaction (AP-PCR) to augment the early and accurate clinical diagnosis of dystrophic onychomycosis. Materials and Methods: The collected nail samples were divided into three portions. The first portion was explored for direct microscopic examination, the second portion was used for culturing of the nail samples on sabouraud dextrose agar media, and the third portion was used for DNA extraction followed by AP-PCR identification of dermatophytes. Results: All 48 samples with dystrophic onychomycosis were diagnosed by three methods, namely, 20% Potassium hydroxide microscopy, culture growth, and AP-PCR. With all the methods, Trichophyton rubrum was found as major causative agents for dermatophyte nail infection (60%), followed by Trichophyton mentagrophytes (23% cases). AP-PCR is a convenient method to achieve a higher dermatophyte identification rate with lesser time and shows complete concordance with conventional culture for two Trichophyton species. Conclusion: AP-PCR is a rapid, specific, and sensitive procedure for the diagnosis of nail fungal infection.
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spelling doaj.art-4b5b4414dc7a471aa0d042ffa8dc210d2022-12-21T17:49:51ZengWolters Kluwer Medknow PublicationsArchives of Medicine and Health Sciences2321-48482020-01-0181475210.4103/amhs.amhs_31_20Arbitrarily primed polymerase chain reaction-based identification of dystrophic onychomycosisSandeep KaurAnu GuptaPrabhjot Kaur GillBackground and Objective: Onychomycosis is a fungal infection of the nails; when caused by dermatophytes, it is called as Tinea unguium. The aim was to explicate the utility of arbitrarily primed polymerase chain reaction (AP-PCR) to augment the early and accurate clinical diagnosis of dystrophic onychomycosis. Materials and Methods: The collected nail samples were divided into three portions. The first portion was explored for direct microscopic examination, the second portion was used for culturing of the nail samples on sabouraud dextrose agar media, and the third portion was used for DNA extraction followed by AP-PCR identification of dermatophytes. Results: All 48 samples with dystrophic onychomycosis were diagnosed by three methods, namely, 20% Potassium hydroxide microscopy, culture growth, and AP-PCR. With all the methods, Trichophyton rubrum was found as major causative agents for dermatophyte nail infection (60%), followed by Trichophyton mentagrophytes (23% cases). AP-PCR is a convenient method to achieve a higher dermatophyte identification rate with lesser time and shows complete concordance with conventional culture for two Trichophyton species. Conclusion: AP-PCR is a rapid, specific, and sensitive procedure for the diagnosis of nail fungal infection.http://www.amhsjournal.org/article.asp?issn=2321-4848;year=2020;volume=8;issue=1;spage=47;epage=52;aulast=Kaurarbitrarily primed polymerase chain reactiondermatophytesdystrophyfungal infectiononychomycosis
spellingShingle Sandeep Kaur
Anu Gupta
Prabhjot Kaur Gill
Arbitrarily primed polymerase chain reaction-based identification of dystrophic onychomycosis
Archives of Medicine and Health Sciences
arbitrarily primed polymerase chain reaction
dermatophytes
dystrophy
fungal infection
onychomycosis
title Arbitrarily primed polymerase chain reaction-based identification of dystrophic onychomycosis
title_full Arbitrarily primed polymerase chain reaction-based identification of dystrophic onychomycosis
title_fullStr Arbitrarily primed polymerase chain reaction-based identification of dystrophic onychomycosis
title_full_unstemmed Arbitrarily primed polymerase chain reaction-based identification of dystrophic onychomycosis
title_short Arbitrarily primed polymerase chain reaction-based identification of dystrophic onychomycosis
title_sort arbitrarily primed polymerase chain reaction based identification of dystrophic onychomycosis
topic arbitrarily primed polymerase chain reaction
dermatophytes
dystrophy
fungal infection
onychomycosis
url http://www.amhsjournal.org/article.asp?issn=2321-4848;year=2020;volume=8;issue=1;spage=47;epage=52;aulast=Kaur
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